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LSST Data Management Base Package
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An Ellipse with r_major, axrat and angle values. More...
#include <ellipse.h>
Public Member Functions | |
EllipseMajor (double r_major, double axrat, double angle, bool degrees=false) | |
Construct a new EllipseMajor object with default float values. | |
EllipseMajor (const Covariance &covar, bool degrees=false) | |
EllipseMajor (const Ellipse &ellipse, bool degrees=false) | |
double | get_area () const |
Return the area of this ellipse, equal to pi*sigma_major*sigma_minor. | |
double | get_r_major () const |
Get the major axis length. | |
double | get_axrat () const |
Get the axis ratio. | |
double | get_angle () const |
Get the position angle in the configured units. | |
double | get_angle_degrees () const |
Get the position angle in degrees. | |
double | get_angle_radians () const |
Get the position angle in radians. | |
std::array< double, 3 > | get_rqa () const |
Get the array of r_major, axrat, angle. | |
bool | is_degrees () const |
Return if the units are degrees (true) or radians (false) | |
void | set (double r_major, double axrat, double angle) |
void | set_r_major (double r_major) |
void | set_axrat (double axrat) |
void | set_angle (double angle) |
void | set_degrees (bool degrees) |
void | set_rqa (const std::array< double, 3 > &rqa) |
std::string | repr (bool name_keywords=false, std::string_view namespace_separator=Object::CC_NAMESPACE_SEPARATOR) const override |
Return a full, callable string representation of this. | |
std::string | str () const override |
Return a brief, human-readable string representation of this. | |
bool | operator== (const EllipseMajor &other) const |
bool | operator!= (const EllipseMajor &other) const |
Static Public Member Functions | |
static void | check (double r_major, double axrat, double angle) |
Check whether the supplied values are valid, throwing if not. | |
static std::string_view | null_str (const std::string_view &namespace_separator) |
Static Public Attributes | |
static constexpr std::string_view | CC_NAMESPACE_SEPARATOR = "::" |
The C++ namespace separator. | |
static constexpr std::string_view | NULL_STR_GENERAL = "None" |
static constexpr std::string_view | PY_NAMESPACE_SEPARATOR = "." |
An Ellipse with r_major, axrat and angle values.
This ellipse representation is intended for intermediate calculations and does not use an abstract Data class. r_major must be >= 0, and 0 <= axrat <= 1.
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explicit |
Construct a new EllipseMajor object with default float values.
r_major | The initial r_major value |
axrat | The initial axrat value |
angle | The intial angle value |
degrees | Whether the angle unit is degrees (true) or radians (false) |
Definition at line 361 of file ellipse.cc.
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explicit |
Definition at line 366 of file ellipse.cc.
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explicit |
Definition at line 370 of file ellipse.cc.
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inlinestatic |
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inline |
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inlinestaticinherited |
Definition at line 49 of file object.h.
bool lsst::gauss2d::EllipseMajor::operator!= | ( | const EllipseMajor & | other | ) | const |
Definition at line 429 of file ellipse.cc.
bool lsst::gauss2d::EllipseMajor::operator== | ( | const EllipseMajor & | other | ) | const |
Definition at line 424 of file ellipse.cc.
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overridevirtual |
Return a full, callable string representation of this.
name_keywords | Whether to prefix arguments with "{name}=", where name is the arg name in the header (as with keyword arguments in Python). |
namespace_separator | The string to use to delimit namespaces, i.e. :: in C++ and . in Python. |
Implements lsst::gauss2d::Object.
Definition at line 411 of file ellipse.cc.
void lsst::gauss2d::EllipseMajor::set | ( | double | r_major, |
double | axrat, | ||
double | angle ) |
Definition at line 374 of file ellipse.cc.
void lsst::gauss2d::EllipseMajor::set_angle | ( | double | angle | ) |
Definition at line 397 of file ellipse.cc.
void lsst::gauss2d::EllipseMajor::set_axrat | ( | double | axrat | ) |
Definition at line 389 of file ellipse.cc.
void lsst::gauss2d::EllipseMajor::set_degrees | ( | bool | degrees | ) |
Definition at line 399 of file ellipse.cc.
void lsst::gauss2d::EllipseMajor::set_r_major | ( | double | r_major | ) |
Definition at line 381 of file ellipse.cc.
void lsst::gauss2d::EllipseMajor::set_rqa | ( | const std::array< double, 3 > & | rqa | ) |
Definition at line 409 of file ellipse.cc.
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overridevirtual |
Return a brief, human-readable string representation of this.
Implements lsst::gauss2d::Object.
Definition at line 418 of file ellipse.cc.
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staticconstexprinherited |
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staticconstexprinherited |